Home / 13,444,313.40-20,139,898.05-7,368,171.30

Finding the Fourth Proportional to 13,444,313.40, 20,139,898.05 and 7,368,171.30

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Solution

The fourth proportional to 13,444,313.40, 20,139,898.05 and 7,368,171.30 is: 11,037,694.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444,313.40 : 20,139,898.05 = 7,368,171.30 : x
  2. Step 2: Convert to fraction form
    13,444,313.40/20,139,898.05 = 7,368,171.30/x
  3. Step 3: Cross multiply
    13,444,313.40x = 20,139,898.05 × 7,368,171.30
  4. Step 4: Simplify right side
    13,444,313.40x = 148,394,218,796,935.97
  5. Step 5: Solve for x
    x = 148,394,218,796,935.97/13,444,313.40
  6. Step 6: Final answer
    x = 11,037,694.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.